3
Airlines
28×
Per week
฿7,293
From (live)
viaIX
4.4h
Nonstop
Bangkok (BKK) → Delhi (DEL)
Bangkok
Suvarnabhumi Airport
DISTANCE
3 184 km
Delhi
Indira Gandhi International Airport
Flight time is an estimate: great-circle distance with ~8% routing adjustment and ~45 min ground operations. Actual block time depends on the carrier, winds, and specific service (check the airline schedule).
Fare trend — last 3weeks
↓ down 28%Lowest one-way fare from weekly Travelpayouts snapshots. See methodology for how we collect this.
When are fares cheapest?
Cheapest one-way fare actually found for each departure month — click a month to search.
Cheapest month to fly Bangkok to Delhi: August 2026, from ฿3,397 one-way.Based on 8 months of tracked fares · updated Aug 2, 2026
Compare carriers on this route
🇹🇭Thai Airways
TG
- Frequency
- 28× / week
- Baggage
- LCC (paid) +10
- Migrant program
- ✓
🇮🇳Air India
AI
- Frequency
- 28× / week
- Baggage
- LCC (paid)
- Migrant program
- —
🇮🇳IndiGo
6E
- Frequency
- 28× / week
- Baggage
- LCC (paid)
- Migrant program
- —
Bangkok to Delhi links Thailand with India’s capital, with around 28 flights a week. It is a strong two-way corridor — Indian tourists and business travellers arriving in Thailand, and Thai holidaymakers and traders heading for Delhi and the wider north of India. Block time is close to four and a half hours, an easy single sector either by day or overnight.
Corridor profile
| Field | Detail |
|---|---|
| Route | Bangkok (BKK) → Delhi (DEL), India |
| Direct carriers | Thai Airways, Air India and IndiGo |
| Frequency | ~28/week |
| Block time | ~4.4h |
| Traveller cluster | D (ASEAN & regional leisure) |
| Market low (cache) | — |
Airlines & baggage
| Airline | Alliance | Baggage | Migrant uplift | Hajj charter |
|---|---|---|---|---|
| Thai Airways (TG) | Star Alliance | 30 kg | +10 kg | yes |
| Air India (AI) | Star Alliance | 25 kg | — | — |
| IndiGo (6E) | non-aligned | 15 kg | — | — |
Airlines on this route
Three carriers fly BKK-DEL: Thai Airways and Air India run full-service cabins, while IndiGo operates the route low-cost. The full-service fares include checked baggage and meals; IndiGo’s base fare is leaner with extras priced separately. All three are direct, so travellers are really choosing between included baggage, departure time and headline price.
Fare trends
BKK-DEL is competitively priced thanks to the frequency and the budget option on the route. Peaks cluster around Diwali, the Indian wedding season and the December holidays, when fares climb and seats sell early — two to three months of lead time is sensible for those dates. Otherwise, four to six weeks ahead usually secures a reasonable economy fare in THB.
Seasonality & best time to book
Bangkok–Delhi fares move with demand. The cheapest windows fall outside school holidays, Songkran and New Year; book 4–8 weeks ahead for normal dates.
About Delhi
Delhi is India’s capital and one of its great historic cities, layering Mughal monuments, the wide avenues of New Delhi and the dense lanes of the old city. The Red Fort, Humayun’s Tomb and the markets of Chandni Chowk anchor most visits. For Thai travellers it is both a destination and the usual gateway to Agra, Rajasthan and the Himalayan north.
FAQ
Which airlines fly Bangkok to Delhi?
The BKK-DEL route is operated by Thai Airways, Air India and IndiGo. Compare baggage, alliances and fares in the table above.
How long and how often is the BKK-DEL flight?
Block time is ~4.4h, with ~28 flights per week across all carriers.
When is BKK-DEL cheapest to book?
Book 4–8 weeks ahead; avoid Songkran, school holidays and peak season to save 15–30%.
Search live fares
Search BKK → DEL on Aviasales →
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฿900–1,800 / night
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Comfort 3-4★
฿1,800–4,000 / night
Luxury
5★ & resort
฿4,000+ / night
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